[llvm] r299460 - [InstCombine] Add test cases for missing combines of phis with and/or/xor with constant argument. NFC
Craig Topper via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 4 12:31:22 PDT 2017
Author: ctopper
Date: Tue Apr 4 14:31:21 2017
New Revision: 299460
URL: http://llvm.org/viewvc/llvm-project?rev=299460&view=rev
Log:
[InstCombine] Add test cases for missing combines of phis with and/or/xor with constant argument. NFC
Modified:
llvm/trunk/test/Transforms/InstCombine/and.ll
llvm/trunk/test/Transforms/InstCombine/or.ll
llvm/trunk/test/Transforms/InstCombine/xor.ll
Modified: llvm/trunk/test/Transforms/InstCombine/and.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/and.ll?rev=299460&r1=299459&r2=299460&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/and.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/and.ll Tue Apr 4 14:31:21 2017
@@ -525,3 +525,71 @@ define <2 x i32> @test40vec2(i1 %C) {
%V = and <2 x i32> %A, <i32 123, i32 333>
ret <2 x i32> %V
}
+
+define i32 @test41(i1 %which) {
+; CHECK-LABEL: @test41(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi i32 [ 104, [[ENTRY:%.*]] ], [ 10, [[DELAY]] ]
+; CHECK-NEXT: ret i32 [[A]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi i32 [ 1000, %entry ], [ 10, %delay ]
+ %value = and i32 %A, 123
+ ret i32 %value
+}
+
+define <2 x i32> @test41vec(i1 %which) {
+; CHECK-LABEL: @test41vec(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi <2 x i32> [ <i32 1000, i32 1000>, [[ENTRY:%.*]] ], [ <i32 10, i32 10>, [[DELAY]] ]
+; CHECK-NEXT: [[VALUE:%.*]] = and <2 x i32> [[A]], <i32 106, i32 106>
+; CHECK-NEXT: ret <2 x i32> [[VALUE]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi <2 x i32> [ <i32 1000, i32 1000>, %entry ], [ <i32 10, i32 10>, %delay ]
+ %value = and <2 x i32> %A, <i32 123, i32 123>
+ ret <2 x i32> %value
+}
+
+define <2 x i32> @test41vec2(i1 %which) {
+; CHECK-LABEL: @test41vec2(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi <2 x i32> [ <i32 1000, i32 2500>, [[ENTRY:%.*]] ], [ <i32 10, i32 30>, [[DELAY]] ]
+; CHECK-NEXT: [[VALUE:%.*]] = and <2 x i32> [[A]], <i32 123, i32 333>
+; CHECK-NEXT: ret <2 x i32> [[VALUE]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi <2 x i32> [ <i32 1000, i32 2500>, %entry ], [ <i32 10, i32 30>, %delay ]
+ %value = and <2 x i32> %A, <i32 123, i32 333>
+ ret <2 x i32> %value
+}
Modified: llvm/trunk/test/Transforms/InstCombine/or.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/or.ll?rev=299460&r1=299459&r2=299460&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/or.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/or.ll Tue Apr 4 14:31:21 2017
@@ -733,3 +733,71 @@ define <2 x i32> @test49vec2(i1 %C) {
%V = or <2 x i32> %A, <i32 123, i32 333>
ret <2 x i32> %V
}
+
+define i32 @test50(i1 %which) {
+; CHECK-LABEL: @test50(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi i32 [ 1019, [[ENTRY:%.*]] ], [ 123, [[DELAY]] ]
+; CHECK-NEXT: ret i32 [[A]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi i32 [ 1000, %entry ], [ 10, %delay ]
+ %value = or i32 %A, 123
+ ret i32 %value
+}
+
+define <2 x i32> @test50vec(i1 %which) {
+; CHECK-LABEL: @test50vec(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi <2 x i32> [ <i32 1000, i32 1000>, [[ENTRY:%.*]] ], [ <i32 10, i32 10>, [[DELAY]] ]
+; CHECK-NEXT: [[VALUE:%.*]] = or <2 x i32> [[A]], <i32 123, i32 123>
+; CHECK-NEXT: ret <2 x i32> [[VALUE]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi <2 x i32> [ <i32 1000, i32 1000>, %entry ], [ <i32 10, i32 10>, %delay ]
+ %value = or <2 x i32> %A, <i32 123, i32 123>
+ ret <2 x i32> %value
+}
+
+define <2 x i32> @test50vec2(i1 %which) {
+; CHECK-LABEL: @test50vec2(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi <2 x i32> [ <i32 1000, i32 2500>, [[ENTRY:%.*]] ], [ <i32 10, i32 30>, [[DELAY]] ]
+; CHECK-NEXT: [[VALUE:%.*]] = or <2 x i32> [[A]], <i32 123, i32 333>
+; CHECK-NEXT: ret <2 x i32> [[VALUE]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi <2 x i32> [ <i32 1000, i32 2500>, %entry ], [ <i32 10, i32 30>, %delay ]
+ %value = or <2 x i32> %A, <i32 123, i32 333>
+ ret <2 x i32> %value
+}
Modified: llvm/trunk/test/Transforms/InstCombine/xor.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/xor.ll?rev=299460&r1=299459&r2=299460&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/xor.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/xor.ll Tue Apr 4 14:31:21 2017
@@ -384,3 +384,71 @@ define <2 x i32> @test29vec2(i1 %C) {
%V = xor <2 x i32> %A, <i32 123, i32 333>
ret <2 x i32> %V
}
+
+define i32 @test30(i1 %which) {
+; CHECK-LABEL: @test30(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi i32 [ 915, [[ENTRY:%.*]] ], [ 113, [[DELAY]] ]
+; CHECK-NEXT: ret i32 [[A]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi i32 [ 1000, %entry ], [ 10, %delay ]
+ %value = xor i32 %A, 123
+ ret i32 %value
+}
+
+define <2 x i32> @test30vec(i1 %which) {
+; CHECK-LABEL: @test30vec(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi <2 x i32> [ <i32 1000, i32 1000>, [[ENTRY:%.*]] ], [ <i32 10, i32 10>, [[DELAY]] ]
+; CHECK-NEXT: [[VALUE:%.*]] = xor <2 x i32> [[A]], <i32 123, i32 123>
+; CHECK-NEXT: ret <2 x i32> [[VALUE]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi <2 x i32> [ <i32 1000, i32 1000>, %entry ], [ <i32 10, i32 10>, %delay ]
+ %value = xor <2 x i32> %A, <i32 123, i32 123>
+ ret <2 x i32> %value
+}
+
+define <2 x i32> @test30vec2(i1 %which) {
+; CHECK-LABEL: @test30vec2(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: br i1 [[WHICH:%.*]], label [[FINAL:%.*]], label [[DELAY:%.*]]
+; CHECK: delay:
+; CHECK-NEXT: br label [[FINAL]]
+; CHECK: final:
+; CHECK-NEXT: [[A:%.*]] = phi <2 x i32> [ <i32 1000, i32 2500>, [[ENTRY:%.*]] ], [ <i32 10, i32 30>, [[DELAY]] ]
+; CHECK-NEXT: [[VALUE:%.*]] = xor <2 x i32> [[A]], <i32 123, i32 333>
+; CHECK-NEXT: ret <2 x i32> [[VALUE]]
+;
+entry:
+ br i1 %which, label %final, label %delay
+
+delay:
+ br label %final
+
+final:
+ %A = phi <2 x i32> [ <i32 1000, i32 2500>, %entry ], [ <i32 10, i32 30>, %delay ]
+ %value = xor <2 x i32> %A, <i32 123, i32 333>
+ ret <2 x i32> %value
+}
More information about the llvm-commits
mailing list